| Oak Ridge to Kingsville (Texas) | 986.67 mi (1,587.89 km) |
| Oak Ridge to Kinston (North Carolina) | 379.23 mi (610.31 km) |
| Oak Ridge to Kirkland (Washington) | 2,087.70 mi (3,359.82 km) |
| Oak Ridge to Kirksville (Missouri) | 536.72 mi (863.76 km) |
| Oak Ridge to Kirkwood (Missouri) | 382.12 mi (614.97 km) |
| Oak Ridge to Kiryas Joel (New York) | 660.07 mi (1,062.27 km) |
| Oak Ridge to Kissimmee (Florida) | 555.28 mi (893.64 km) |
| Oak Ridge to Klamath Falls (Oregon) | 2,038.73 mi (3,281.02 km) |
| Oak Ridge to Knightdale (North Carolina) | 324.72 mi (522.59 km) |
| Oak Ridge to Knik-Fairview (Alaska) | 3,272.76 mi (5,267.00 km) |
| Oak Ridge to Knoxville (Tennessee) | 19.25 mi (30.98 km) |
| Oak Ridge to Kokomo (Indiana) | 326.45 mi (525.38 km) |
| Oak Ridge to Kuna (Idaho) | 1,770.75 mi (2,849.74 km) |
| Oak Ridge to Kyle (Texas) | 888.04 mi (1,429.17 km) |
| Oak Ridge to La Cañada Flintridge (California) | 1,911.20 mi (3,075.79 km) |
